Question # 1

The SI units of flow rate are.

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m2s-1

m3s-2

m3s-1

m2s-2

The dimension of viscosity are

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[M2L-2T2]

[M-1LT-1]

[M-1L-1T]

[ML-1T-1]

Let A = Area of cross section of pipe, v = speed of fluid, then 'Av' is called.

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Volume flow rate

Energy flow rate

Mass flow rate

Pressure flow rate

The dimensional of potential energy per unit volume are same as that of.

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Work

Pressure

Speed

Density

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

The unsteady flow of a fluid is called

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Stream line

Turbulent flow

Average flow

Viscous flow

Stoke's law holds for bodies having.

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Spherical shape

Oblong shape

Rectangular shape

All shapes

The study of fluid dynamics is

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Easy

Complicated

Impossible

None of these

The terminal velocity can be obtained by using

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Newton's law

Stock's law

Guass's law

None of these

Pressure of fluid will be low where speed of fluid is.

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Low

Zero

High

Constant

The concentration of red blood cells in the blood is nearly.

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40%

60%

25%

50%

The SI unit of flow rate are

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m-sec^-2

m³-sec^-1

m³-sec^-2

m-sec^-3

The fluid is said to be incompressible, if its density is.

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Zero

Very high

Constant

Very small

Torricelli's theorem is given by

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The product of cross sectional area of a pipe and speed of fluid along the pipe is

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Zero

Maximum

Constant

Variable

The instrument which detects the instant as which the external pressure becomes equal to the systolic pressure is called.

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Manometer

Sphygmomanometer

Barometer

Stethoscope

The law of conservation of mass gives us

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Equation of continuity

Stock's law

Bernoulli's equation

Viscosity

The frictional effect between the different layers of fluid is called

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Terminal velocity

Stock's law

Viscosity

Surface tension

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